import { HttpClient } from '@angular/common/http';
import { Pipe, PipeTransform } from '@angular/core';
@Pipe({
name: 'fetch',
pure: false
})
export class FetchJsonPipe implements PipeTransform {
private cachedData: any = null;
private cachedUrl = '';
constructor(private http: HttpClient) { }
transform(url: string): any {
if (url !== this.cachedUrl) {
this.cachedData = null;
this.cachedUrl = url;
this.http.get(url).subscribe(result => this.cachedData = result);
}
return this.cachedData;
}
}
import { Pipe, PipeTransform } from '@angular/core';
/*
* Raise the value exponentially
* Takes an exponent argument that defaults to 1.
* Usage:
* value | exponentialStrength:exponent
* Example:
* {{ 2 | exponentialStrength:10 }}
* formats to: 1024
*/
@Pipe({name: 'exponentialStrength'})
export class ExponentialStrengthPipe implements PipeTransform {
transform(value: number, exponent = 1): number {
return Math.pow(value, exponent);
}
}
import { enableProdMode } from '@angular/core';
import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { singleSpaAngularElements } from 'single-spa-angular/elements';
import { AppModule } from './app/app.module';
import { environment } from './environments/environment';
if (environment.production) {
enableProdMode();
}
const lifecycles = singleSpaAngularElements({
template: '<app-custom-element />',
// We can actually not rely on the `zone.js` library, our custom element
// will behave itself as a zone-less application.
bootstrapFunction: () =>
platformBrowserDynamic().bootstrapModule(AppModule, { ngZone: 'noop' }),
});
export const bootstrap = lifecycles.bootstrap;
export const mount = lifecycles.mount;
export const unmount = lifecycles.unmount;
import { Injectable } from '@angular/core';
import { HttpClient } from '@angular/common/http';
@Injectable()
export class ConfigService {
constructor(private http: HttpClient) { }
}
import { NgModule } from '@angular/core';
import { CommonModule } from '@angular/common';
@NgModule({
imports: [
CommonModule
],
declarations: []
})
export class AppRoutingModule { }